she added that she was operating in a legal environment that amounted to a veritable catch-22. john brennan faces his confirmation hearing to be the head of the cia on thursday this week. he will face questions from senators on the senate intelligence committee who will presumably ask him about his time in the cia of yore under george w. bush and his time as the face of the drone program under president barack obama. one of the senators who sits on the intelligence committee is going to get a chance to question john brennan is oregon democrat ron wyden, who is a bit of a contrarian on the issues. he recently wrote a letter to john brennan asking for answers of his own about targeted killing and why it's justified and how it's justified. the questions themselves are so basic that they are almost more telling than some of the answers they could but probably won't receive. questions like, for example, how much evidence does the president need to determine that a particular american can be lawfully killed? also, this is one that sticks with me, does the president have to provide in